Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/11/2024, 23:38

General

  • Target

    file.exe

  • Size

    3.0MB

  • MD5

    f112a427f92fbbdcf8c67f77639396cb

  • SHA1

    307a27c2f5e2af41a64a84c571c1c29043d2fab8

  • SHA256

    5a4b8a265b4512cc6a8b192587a5c4c60f689165a6f75ec03c12cef3360355d1

  • SHA512

    281ee1cf26ba6f85dfa53f8c9305a63d66244e3f48b834e88b608391efbeda864f2862bc9efd944c0fbbdf0b9ac1cf96c73db53fb6aa35eb09ea04e810be3114

  • SSDEEP

    49152:QZCdvrrE3wiLRGf3O2xqYIkAHdf81HpaSvggKJff5OGm:HjDiLRC+28YIkAHd01gS9kf5O

Malware Config

Extracted

Family

lumma

C2

https://navygenerayk.store/api

Signatures

  • Lumma Stealer, LummaC

    Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

  • Lumma family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:580

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\CabDEBD.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\TarDEDF.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • memory/580-0-0x0000000000AC0000-0x0000000000DC6000-memory.dmp

          Filesize

          3.0MB

        • memory/580-1-0x0000000077570000-0x0000000077572000-memory.dmp

          Filesize

          8KB

        • memory/580-2-0x0000000000AC1000-0x0000000000B19000-memory.dmp

          Filesize

          352KB

        • memory/580-3-0x0000000000AC0000-0x0000000000DC6000-memory.dmp

          Filesize

          3.0MB

        • memory/580-4-0x0000000000AC0000-0x0000000000DC6000-memory.dmp

          Filesize

          3.0MB

        • memory/580-39-0x0000000000AC0000-0x0000000000DC6000-memory.dmp

          Filesize

          3.0MB

        • memory/580-40-0x0000000000AC1000-0x0000000000B19000-memory.dmp

          Filesize

          352KB